/Engine/Plugins/Runtime/RigVM/Source/RigVM/Public/RigVMCore/RigVMByteCode.h
Change the type of a register
[USTRUCT](Programming/UnrealArchitecture/Reference/Structs)() struct FRigVMChangeTypeOp : public [FRigVMUnaryOp](API\Plugins\RigVM\RigVMCore\FRigVMUnaryOp)